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Finding the Fourth Proportional to 74,358.36, 102,667.86 and 45,716.49

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Solution

The fourth proportional to 74,358.36, 102,667.86 and 45,716.49 is: 63,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,358.36 : 102,667.86 = 45,716.49 : x
  2. Step 2: Convert to fraction form
    74,358.36/102,667.86 = 45,716.49/x
  3. Step 3: Cross multiply
    74,358.36x = 102,667.86 × 45,716.49
  4. Step 4: Simplify right side
    74,358.36x = 4,693,614,195.01
  5. Step 5: Solve for x
    x = 4,693,614,195.01/74,358.36
  6. Step 6: Final answer
    x = 63,121.54

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